import java.util.concurrent.atomic.AtomicInteger;
//实现原子类
public class test {
    public static AtomicInteger count=new AtomicInteger(0);
    public static void main(String[] args) throws InterruptedException {
        Thread t1=new Thread(()->{
            for (int i = 0; i < 5000; i++) {
                count.getAndIncrement();
            }
        });
        Thread t2=new Thread(()->{
            for (int i = 0; i < 5000; i++) {
                count.getAndIncrement();
            }
        });
        t1.start();;
        t2.start();
        t1.join();
        t2.join();
        System.out.println(count.get());

    }
}
